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Thick copper PCB
1. 4 layer PCB, FR4 Shengyi Material 1.2mm
2. Green soldermask, White silkscreen
3. Immersion gold Finish 4. Mini hole: 0.25mm 5. Mini Width and trace: 5MIL 6. Copper thickness: 3OZ 7. E-test for mass production and probeflying test for sample prototype orders. ![]() |